On Tue, Jan 14, K. Y. Srinivasan wrote:

> +static ssize_t fcopy_write(struct file *file, const char __user *buf,
> +                     size_t count, loff_t *ppos)
> +{
> +     int error = 0;
> +
> +     if (count != sizeof(int))
> +             return 0;
> +
> +     if (copy_from_user(&error, buf, sizeof(int)))
> +             return -EFAULT;
> +
> +     if (in_hand_shake) {
> +             fcopy_handle_handshake();
> +             return 0;
> +     }


> +     /*
> +      * Register with the kernel.
> +      */
> +     write(fcopy_fd, &version, sizeof(int));


Shouldnt there be some version check already even in this initial
implementation? What if there will be a newer daemon running on an older
kernel?

Olaf
_______________________________________________
devel mailing list
de...@linuxdriverproject.org
http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel

Reply via email to